310 {
312
314
316
317 try {
319 } catch (const out_of_range &e) {
320 SETERRQ(
322 "Generation of reference elements for type <%s> is not implemented",
323 moab::CN::EntityTypeName(type));
324 }
325
326 auto set_gauss_pts = [&](auto &level_gauss_pts_on_ref_mesh, auto &level_ref,
327 auto &level_shape_functions,
328
329 auto start_vert_handle, auto start_ele_handle,
330 auto &verts_array, auto &conn, auto &ver_count,
331 auto &ele_count
332
333 ) {
335
337 level = std::min(level, level_gauss_pts_on_ref_mesh.size() - 1);
338
339 auto &level_ref_gauss_pts = level_gauss_pts_on_ref_mesh[level];
340 auto &level_ref_ele = level_ref[level];
341 auto &shape_functions = level_shape_functions[level];
342 E::gaussPts.resize(level_ref_gauss_pts.size1(), level_ref_gauss_pts.size2(),
343 false);
344 noalias(E::gaussPts) = level_ref_gauss_pts;
345
346 const auto fe_ent = E::numeredEntFiniteElementPtr->getEnt();
347 auto get_fe_coords = [&]() {
349 int num_nodes;
351 E::mField.get_moab().get_connectivity(fe_ent, conn, num_nodes, true),
352 "error get connectivity");
355 E::mField.get_moab().get_coords(conn, num_nodes, &*coords.begin()),
356 "error get coordinates");
357 return coords;
358 };
359
360 auto coords = get_fe_coords();
361
362 const int num_nodes = level_ref_gauss_pts.size2();
364
367 &*shape_functions.data().begin());
369 &verts_array[0][ver_count], &verts_array[1][ver_count],
370 &verts_array[2][ver_count]);
371 for (int gg = 0; gg != num_nodes; ++gg, ++ver_count) {
372
374
375 auto set_float_precision = [](const double x) {
376 if (std::abs(x) < std::numeric_limits<float>::epsilon())
377 return 0.;
378 else
379 return x;
380 };
381
383 auto t_ele_coords = getFTensor1FromArray<3, 3>(coords);
384 for (int nn = 0; nn != CN::VerticesPerEntity(type); ++nn) {
385 t_coords(
i) += t_n * t_ele_coords(
i);
386 ++t_ele_coords;
387 ++t_n;
388 }
389
390 for (auto ii : {0, 1, 2})
391 t_coords(ii) = set_float_precision(t_coords(ii));
392
393 ++t_coords;
394 }
395
397 int def_in_the_loop = -1;
399 "NB_IN_THE_LOOP", 1, MB_TYPE_INTEGER,
th, MB_TAG_CREAT | MB_TAG_SPARSE,
400 &def_in_the_loop);
401
403 const int num_el = level_ref_ele.size1();
404 const int num_nodes_on_ele = level_ref_ele.size2();
405 auto start_e = start_ele_handle + ele_count;
407 for (auto tt = 0; tt != level_ref_ele.size1(); ++tt, ++ele_count) {
408 for (int nn = 0; nn != num_nodes_on_ele; ++nn) {
409 conn[num_nodes_on_ele * ele_count + nn] =
411 }
412 }
413
414 const int n_in_the_loop = E::nInTheLoop;
416 &n_in_the_loop);
418
420 };
421
423
424 ref_ele->levelGaussPtsOnRefMesh, ref_ele->levelRef,
425 ref_ele->levelShapeFunctions,
426
427 ref_ele->startingVertEleHandle, ref_ele->startingEleHandle,
428 ref_ele->verticesOnEleArrays, ref_ele->eleConn, ref_ele->countVertEle,
429 ref_ele->countEle
430
431 );
432
434};
#define CHK_MOAB_THROW(err, msg)
Check error code of MoAB function and throw MoFEM exception.
FTensor::Index< 'i', SPACE_DIM > i
UBlasVector< double > VectorDouble
auto type_from_handle(const EntityHandle h)
get type from entity handle
virtual MoFEMErrorCode transferTags()